Math
Geometry - Triangle
MCQ
A right triangle has an angle of 30°. If the hypotenuse is 10 cm, what is the side of a 30° front?
A
5 cm
B
6 cm
C
4 cm
D
7 cm
Explanation
In a 30°-60°-90° triangle, the side opposite 30° = half of the hypotenuse ⇒ 10 ÷ 2 = 5 cm.
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